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Percent change (and 95% confidence interval) in incidence of laboratory-confirmed Salmonella infections with the top 10 Salmonella serotypes 2011* compared with average annual incidence for 1996–1998 and for 2006–2008, by serotype, Foodborne Diseases Active Surveillance Network (FoodNet), United States

Salmonella serotype

Serotype Rank in 2011

1996–1998 comparison period

2006–2008 comparison period

% change†

(95% CI)

% change†

(95% CI)

Enteritidis

1

57%↑

(30%↑ - 91%↑)

22%↑

(6%↑ - 42%↑)

Typhimurium

2

55%↓

(49%↓ - 61%↓)

14%↓

(5%↓ - 23%↓)

Newport

3

95%↑

(49%↑ - 155%↑)

33%↑

(9%↑ - 62%↑)

Javiana

4

NA§

97%↑

(58%↑ - 147%)↑

I 4,[5],12:i:-

5

NA

12%↓

(35%↓ - 18%↑)

Muenchen

6

59%↑

(9%↑ - 130%↑)

0%

(24%↓ - 32%↑)

Heidelberg

7

47%↓

(30%↓ - 60%↓)

28%↓

(8%↓ - 43%↓)

Montevideo

8

34%↓

(6%↓ - 53%↓)

35%↓

(13%↓ - 51%↓)

Infantis

9

46%↑

(2%↑ - 110%↑)

37%↑)

(2%↑ - 84%↑

I 13,23:b:-

10

NA

NA

*Data are preliminary†Percent change reported as increase (↑) or as decrease (↓)§Change over time not evaluated